THORN MODEL M4 'ALL TRANSISTOR' (1969)

The Thorn model M4 was manufactured by Thorn Radio Industries Ltd in 1969.

Transistor radio, mains powered, mantle size.

Technical Information

Valves (7 transistors, 3 diodes): 2SC829, OA90 Diode, 2SC829, 2SC829, OA90 Diode, 2SC828P, 2SA562, AA129 Diode, AC127, AC128

Frequency Bands: 1

Chassis Notes(most schematics can be clicked to download a full size version)

Thorn M4 'All Transistor'